# def add(a,b):
#     print(f"ADDING:{a} + {b}")
#     return a + b
#
# def subtract(a,b):
#     print(f"SUBTRACTING:{a} - {b}")
#     return a - b
#
# def multiply(a,b):
#     print(f"MULTIPLY:{a} * {b}")
#     return a * b
#
# def divide(a,b):
#     print(f"DIVIDING:{a} / {b}")
#     return a / b
#
# print("Let's do some math with just functions!")
#
# age = add(30,5)
# height = subtract(78,4)
# weight = multiply(90,2)
# iq = divide(100,2)
#
# print(f"Age:{age},Height:{height},Weight:{weight},iQ:{iq}")
#
# # A puzzle for the extra credit, type it in anyway.
# print("Here is a puzzle.")
#
# what = add(age,subtract(height,multiply(weight,divide(iq,2))))
#
# print("That becomes: ",what, "Can you do it by hand?")

def get_result(arg1,arg2,arg3,arg4):
    result = num1 + num2 / num3 - num4
    return result

num1 = int(input("请输入数字1:"))
num2 = int(input("请输入数字2:"))
num3 = int(input("请输入数字3:"))
num4 = int(input("请输入数字4:"))

num5 = get_result(num1,num2,num3,num4)
print(f"计算中，结果是：{num5}.")

print(34/100)